1. Ahmad, M., M.I. Arif, Z. AHMAD, 1995: Monitoring insecticide resistance of Helicoverpa armigera (Lepidoptera: Noctuidae) in Pakistan. J. Econ. Entomol. 88, 771–776.
2. Ahmad, M., M.I. Arif, M.R. ATTIQUE, 1997: Pyrethroid resistance of Helicoverpa armigera (Lepidoptera: Noctuidae) in Pakistan. Bull. Entomol. Res. 87, 343–347.
3. Anonymous, 1970: Standard method for the detection of insecticide resistance in Heliothis zea (Boddie) and H. virescens (F.). Bull. Entomol. Soc. Am. 16, 147–153, 1970
4. Anonymous, 2002: Package of Practices for Kharif Crops. Punjab Agricultural University, Ludhiana, India
5. Antilla, L., O. El-Lissy, R.T. STATEN, M.L. WALTERS, J.E. LEGGETT, 1995: Silverleaf whitefly, Bemisia argentifolia, control on cotton in Paloma, AZ. In: Proceedings of Beltwide Cotton Conferences, San Antorio, TX, USA, 4-7 January 1995, pp. 844–845. National Cotton Council of America, Memphis, TN, USA.